168480416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{405001}}^1$

素因数の和:405024

約数の個数: 24

約数和(自身を含む): 357211764

約数和(自身を除く): 188731348

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 405001, 810002, 1620004, 3240008, 5265013, 6480016, 10530026, 12960032, 21060052, 42120104, 84240208, 168480416]

約数ペア:

[(1, 168480416), (2, 84240208), (4, 42120104), (8, 21060052), (13, 12960032), (16, 10530026), (26, 6480016), (32, 5265013), (52, 3240008), (104, 1620004), (208, 810002), (416, 405001)]